Originally Posted by Nameless one 
On topic: I reinstalled Stalker shadow of Chernobyl few days ago with complete edition modpack(first time playing stalker moded).My impression was:wtf not a single bug am I really playing stalker.
Have you previously finished Stalker unmodded? I was about to reinstall Stalker myself, and I was thinking installing the Complete mod as well. I've never played very far into Stalker though, and I was debating if I should play it with just a bugfix patch first.